pre-commit/tests/languages/lua_test.py

55 lines
1.7 KiB
Python

import os
from unittest import mock
import pytest
import pre_commit.constants as C
from pre_commit.languages import lua
from testing.util import xfailif_windows
@pytest.mark.parametrize(
'lua_name', ('lua', 'lua5.4', 'lua-5.4', 'lua5.4.exe'),
)
def test_find_lua(tmp_path, lua_name):
"""The language support can find common lua executable names."""
lua_file = tmp_path / lua_name
lua_file.touch(0o555)
with mock.patch.dict(os.environ, {'PATH': str(tmp_path)}):
lua_executable = lua._find_lua(C.DEFAULT)
assert lua_name in lua_executable
def test_find_lua_language_version(tmp_path):
"""Language discovery can find a specific version."""
lua_file = tmp_path / 'lua5.99'
lua_file.touch(0o555)
with mock.patch.dict(os.environ, {'PATH': str(tmp_path)}):
lua_executable = lua._find_lua('5.99')
assert 'lua5.99' in lua_executable
@pytest.mark.parametrize(
('invalid', 'mode'),
(
('foobar', 0o555),
('luac', 0o555),
# Windows doesn't respect the executable checking.
pytest.param('lua5.4', 0o444, marks=xfailif_windows),
),
)
def test_find_lua_fail(tmp_path, invalid, mode):
"""No lua executable on the system will fail."""
non_lua_file = tmp_path / invalid
non_lua_file.touch(mode)
with mock.patch.dict(os.environ, {'PATH': str(tmp_path)}):
with pytest.raises(ValueError):
lua._find_lua(C.DEFAULT)
@mock.patch.object(lua, 'cmd_output')
def test_bad_package_path(mock_cmd_output):
"""A package path missing path info returns an unknown version."""
mock_cmd_output.return_value = (0, '', '')
with pytest.raises(ValueError):
lua._get_lua_path_version('lua')